CN109756694A

CN109756694A - A kind of communication connection method for building up and system based on view networking

Info

Publication number: CN109756694A
Application number: CN201811528366.0A
Authority: CN
Inventors: 陈鑫; 王艳辉; 亓娜; 张辉
Original assignee: Visionvera Information Technology Co Ltd
Current assignee: Visionvera Information Technology Co Ltd
Priority date: 2018-12-13
Filing date: 2018-12-13
Publication date: 2019-05-14
Anticipated expiration: 2038-12-13
Also published as: CN109756694B

Abstract

The embodiment of the invention provides a kind of communication connection method for building up and system based on view networking.In this application, caller regards networked terminals and is located in different view networkings from called view networked terminals, as user it is required that when opening view networking meeting between caller view networked terminals and called view networked terminals, if the communication connection based on view networking protocol that do not established between called view networked terminals in caller depending on directly controlling caller view networked terminals on networked terminals, and internet terminal can be passed through, via view networking conference management server and view networked server the communication connection based on view networking protocol between view networked terminals is established and is called in remotely control caller view networked terminals, so, when when user distance caller regards networked terminals farther out, also the communication connection based on view networking protocol established between called view networked terminals may be implemented, it is regarded so that being opened between caller view networked terminals and called view networked terminals Networking meeting.

Description

A kind of communication connection method for building up and system based on view networking

Technical field

The present invention relates to view networking technology field, more particularly to it is a kind of based on view networking communication connection method for building up and System.

Background technique

Currently, many companies are both provided with office in each area, and carry out business is generally required between each office It links up, when carrying out business communication, generally requires to open video conference.

The quantity of the employee of each office is often more, each employee of each office has a meeting Equipment, all employees of all offices can be used respective conference facility and open video conference.

For example, when the employee of Liang Ge office needs to open video conference, an office using respective conference facility Employee need input message request at the terminal manually so that terminal invites the employee of another office to make according to message request Video conference is opened with terminal.

Summary of the invention

In order to solve the above-mentioned technical problem, the embodiment of the present application shows a kind of communication connection foundation side based on view networking Method and system.

In a first aspect, present application illustrates a kind of communication connection method for building up based on view networking, the method is applied to It is established in system based on the communication connection depending on networking, the system comprises internet terminals, view networking conference management server, view Networked server, caller view networked terminals, called view networked terminals and view networking view networking bridge service device, the caller view Networked terminals called are located in different views networkings from described depending on networked terminals；The internet terminal and the view are networked Have the communication connection of internet protocol-based between conference management server, the view networking conference management server with it is described Depending on having the communication connection based on view networking protocol between networked server, the view networked server and caller view are networked Has the communication connection based on view networking protocol between terminal；The caller view networked terminals and view networking view networking bridge joint Have the first communication connection based on view networking protocol, the called view networked terminals and view networking view connection between server Bridge, which connects, has the second communication connection based on view networking protocol between server；

The internet terminal obtains the terminal iidentification and the called view networked terminals of caller view networked terminals Request is established in terminal iidentification, the first communication connection for generating internet protocol-based, and first communication connection is established request and taken The terminal iidentification of terminal iidentification with caller view networked terminals and the called view networked terminals, the communication connection are established Request for request to establish between the caller view networked terminals and the called view networked terminals based on regarding networking protocol Communication connection sends first communication connection to view networking conference management server and establishes request；

The view networking conference management server receives first communication connection and establishes request, by first communication link The the second communication connection foundation request established and requested to be converted to based on view networking protocol is connect, to view networked server transmission institute It states the second communication connection and establishes request；

The view networked server receives second communication connection and establishes request, establishes and asks from second communication connection The terminal iidentification that caller view networked terminals are extracted in asking regards the terminal iidentifications of networked terminals to described according to the caller Caller regards networked terminals and sends the second communication connection foundation request；

Request is established in caller view networked terminals reception second communication connection, is networked to the view and is regarded networking bridge joint Request is established in server forwarding second communication connection；

The view networking view networking bridge service device receives second communication connection and establishes request, from second communication The terminal iidentification that the called view networked terminals are extracted in request is established in connection, according to the terminal of the called view networked terminals It identifies to the called view networked terminals and sends the second communication connection foundation request；

The called view networked terminals receive second communication connection and establish request, generate based on view networking protocol The first communication connection establish response, first communication connection, which establishes response and is used to indicate agreement, establishes caller view networking Communication connection between terminal and the called view networked terminals, networking to the view, it is described logical to regard networking bridge service device transmission Believe connection establishment response；

The view networking view networking bridge service device receives first communication connection and establishes response, is associated with a communication Connection and second communication connection, are established between the caller view networked terminals and the called view networked terminals with realizing Communication connection based on view networking protocol.

In an optional implementation, the method also includes:

The view networking bridge service device sends the first communication connection foundation to caller view networked terminals and responds；

The caller view networked terminals receive first communication connection and establish response, send to the view networked server Response is established in first communication connection；

The view networked server receives first communication connection and establishes response, to view networking conference management service Device sends first communication connection and establishes response；

The view networking conference management server receives first communication connection and establishes response, by first communication link Connect establish response be converted to internet protocol-based second communication connection establish response, Xiang Suoshu internet terminal send described in Response is established in second communication connection；

The internet terminal receives second communication connection and establishes response, shows that second communication connection is established and rings It answers.

In an optional implementation, the method also includes:

It is asked depending on networked terminals to described established depending on networking bridge service device transmission second communication connection in the caller In preset duration after asking, if the caller does not receive first communication connection depending on networked terminals and establishes response, The caller view networked terminals generate the first instruction information based on view networking protocol, and the first instruction information, which is used to indicate, builds The caller is stood depending on networked terminals and described called depending on having timed out between networked terminals based on the communication connection depending on networking protocol, The first instruction information is sent to the view networked server；

The view networked server receives the first instruction information, sends institute to view networking conference management server State the first instruction information；

The view networking conference management server receives the first instruction information, and the first instruction information is converted to The second indication information of internet protocol-based, Xiang Suoshu internet terminal send the second indication information；

The internet terminal receives the second indication information, shows the second indication information.

In an optional implementation, the internet terminal obtains the terminal iidentification of the caller view networked terminals With the terminal iidentification of the called view networked terminals, comprising:

The internet terminal shows the terminal iidentification for the multiple view networked terminals being located in multiple view networkings；

The internet terminal, which is received, regards networked terminals in the specified caller of the terminal iidentification of the multiple view networked terminals Terminal iidentification and called view networked terminals terminal iidentification.

In an optional implementation, the internet terminal receives the terminal mark in the multiple view networked terminals Know the terminal iidentification of specified caller view networked terminals and the terminal iidentification of called view networked terminals, comprising:

The internet terminal receives first terminal iidentification specified in the terminal iidentification of the multiple view networked terminals, And the terminal iidentification as caller view networked terminals, then receive terminal iidentifications in multiple view networked terminals it is specified the Two terminal iidentifications, and the terminal iidentification as the called view networked terminals.

Second aspect, present application illustrates a kind of communication connections based on depending on networking to establish system, and the system comprises mutual Networked terminals, view networking conference management server, view networked server, caller view networked terminals, called view networked terminals and Networking bridge service device is regarded depending on networking, the caller called is located at different views depending on networked terminals from described depending on networked terminals In networking；The internet terminal and described depending on having the communication link of internet protocol-based between networking conference management server It connects, it is described depending on networking conference management server and described depending on having the communication link based on view networking protocol between networked server Connect, it is described depending on networked server and the caller depending on having the communication connection based on view networking protocol between networked terminals；It is described Caller depending on networked terminals and it is described depending on networking regard networking bridge service device between have based on regard networking protocol the first communication link It connects, it is described called depending on networked terminals and described depending on networking depending on having second based on view networking protocol between networking bridge service device Communication connection；

The internet terminal is used to obtain the terminal iidentification of the caller view networked terminals and the called view is networked eventually Request is established in the terminal iidentification at end, the first communication connection for generating internet protocol-based, and first communication connection, which is established, asks Ask the terminal iidentification of the terminal iidentification for carrying the caller view networked terminals and the called view networked terminals, the communication connection It establishes request and is used to request to establish assisting between the caller view networked terminals and the called view networked terminals based on view networking The communication connection of view sends first communication connection to view networking conference management server and establishes request；

It is described to establish request for receiving first communication connection depending on networking conference management server, described first is led to Letter connection, which establishes to request to be converted to, establishes request based on the second communication connection for regarding networking protocol, to view networked server hair Second communication connection is sent to establish request；

It is described to establish request for receiving second communication connection depending on networked server, it is built from second communication connection The terminal iidentification that the caller view networked terminals are extracted in vertical request, according to the caller regard the terminal iidentifications of networked terminals to The caller view networked terminals send second communication connection and establish request；

The caller establishes request for receiving second communication connection depending on networked terminals, to view networking view networking Request is established in bridge service device forwarding second communication connection；

It is described to establish request for receiving second communication connection depending on networking bridge service device depending on networking, from described second The terminal iidentification that the called view networked terminals are extracted in request is established in communication connection, according to the called view networked terminals Terminal iidentification sends second communication connection to the called view networked terminals and establishes request；

It is described it is called depending on networked terminals for receive it is described second communication connection establish request, generate based on view networking Response is established in first communication connection of agreement, and the first communication connection foundation response is used to indicate agreement and establishes the caller view Communication connection between networked terminals and the called view networked terminals networks to the view and regards networking bridge service device transmission institute It states communication connection and establishes response；

It is described depending on networking regard networking bridge service device and be also used to receive first communication connection and establish respond, described in association One communication connection and second communication connection, establish the caller view networked terminals and the called view networked terminals to realize Between based on view networking protocol communication connection.

It is described to be also used to regard networked terminals to the caller depending on networking bridge service device in an optional implementation It sends first communication connection and establishes response；

The caller is also used to receive first communication connection depending on networked terminals and establishes response, to the view the Internet services Device sends first communication connection and establishes response；

It is described to be also used to receive the first communication connection foundation response depending on networked server, to view networking meeting pipe It manages server and sends the first communication connection foundation response；

It is described to be also used to receive the first communication connection foundation response depending on networking conference management server, by described first The second communication connection foundation response that response is converted to internet protocol-based, Xiang Suoshu internet terminal hair are established in communication connection Second communication connection is sent to establish response；

The internet terminal is also used to receive second communication connection and establishes response, shows second communication connection Establish response.

In an optional implementation, the caller depending on networked terminals be also used to the caller regard networked terminals to In the preset duration sent depending on networking bridge service device after the second communication connection foundation request, if the caller It does not receive first communication connection depending on networked terminals and establishes response, then generate the first instruction letter based on view networking protocol Breath, the first instruction information are used to indicate the base established between the caller view networked terminals and the called view networked terminals It is had timed out in the communication connection depending on networking protocol, sends the first instruction information to the view networked server；

It is described to be also used to receive the first instruction information depending on networked server, to view networking conference management server Send the first instruction information；

It is described to be also used to receive the first instruction information depending on networking conference management server, by the first instruction information The second indication information of internet protocol-based is converted to, Xiang Suoshu internet terminal sends the second indication information；

The internet terminal is also used to receive the second indication information, shows the second indication information.

In an optional implementation, the internet terminal is also used to show multiple in multiple view networkings Depending on the terminal iidentification of networked terminals；

The internet terminal is also used to receive the caller view connection specified in the terminal iidentification of the multiple view networked terminals The terminal iidentification of the terminal iidentification of network termination and called view networked terminals.

In an optional implementation, the internet terminal is also used to receive in the multiple view networked terminals First specified terminal iidentification of terminal iidentification, and the terminal iidentification as caller view networked terminals, then receive more Second specified terminal iidentification of the terminal iidentification of a view networked terminals, and the terminal mark as the called view networked terminals Know.

The embodiment of the present invention includes following advantages:

In this application, caller view networked terminals are located in different view networkings from called view networked terminals, when user needs When to open view networking meeting between caller view networked terminals and called view networked terminals, if not regarding networking eventually in caller The communication connection based on view networking protocol that caller view networked terminals are established between called view networked terminals is directly controlled on end, And it can be by internet terminal, via view networking conference management server and view networked server in remotely control caller view connection Network termination establishes the communication connection based on view networking protocol between called view networked terminals, in this way, when working as user distance master Cry view networked terminals farther out when, the communication link based on view networking protocol established between called view networked terminals also may be implemented It connects, so that opening view networking meeting between caller view networked terminals and called view networked terminals.

Detailed description of the invention

Fig. 1 is a kind of networking schematic diagram of view networking of the invention；

Fig. 2 is a kind of hardware structural diagram of node server of the invention；

Fig. 3 is a kind of hardware structural diagram of access switch of the invention；

Fig. 4 is the hardware structural diagram that a kind of Ethernet association of the invention turns gateway；

Fig. 5 is the structural block diagram that system embodiment is established in a kind of communication connection based on depending on networking of the invention；

Fig. 6 is a kind of step flow chart of communication connection method for building up embodiment based on view networking of the invention.

Specific embodiment

In order to make the foregoing objectives, features and advantages of the present invention clearer and more comprehensible, with reference to the accompanying drawing and specific real Applying mode, the present invention is described in further detail.

It is the important milestone of network Development depending on networking, is a real-time network, can be realized HD video real-time Transmission, Push numerous Internet applications to HD video, high definition is face-to-face.

Real-time high-definition video switching technology is used depending on networking, it can be such as high in a network platform by required service Clear video conference, Intellectualized monitoring analysis, emergency command, digital broadcast television, delay TV, the Web-based instruction, shows video monitoring Field live streaming, VOD program request, TV Mail, individual character records (PVR), Intranet (manages) channel by oneself, intelligent video Broadcast Control, information publication All be incorporated into a system platform etc. services such as tens of kinds of videos, voice, picture, text, communication, data, by TV or Computer realizes that high-definition quality video plays.

Embodiment in order to enable those skilled in the art to better understand the present invention is introduced to depending on networking below:

Depending on networking, applied portion of techniques is as described below:

Network technology (Network Technology)

Traditional ethernet (Ethernet) is improved depending on the network technology innovation networked, with potential huge on network Video flow.(Circuit is exchanged different from simple network packet packet switch (Packet Switching) or lattice network Switching), Streaming demand is met using Packet Switching depending on networking technology.Has grouping depending on networking technology Flexible, the simple and low price of exchange, is provided simultaneously with the quality and safety assurance of circuit switching, it is virtually electric to realize the whole network switch type The seamless connection of road and data format.

Switching technology (Switching Technology)

Two advantages of asynchronous and packet switch that Ethernet is used depending on networking eliminate Ethernet under the premise of complete compatible and lack It falls into, has the end-to-end seamless connection of the whole network, direct user terminal, directly carrying IP data packet.User data is in network-wide basis It is not required to any format conversion.It is the more advanced form of Ethernet depending on networking, is a real-time exchange platform, can be realized at present mutually The whole network large-scale high-definition realtime video transmission that networking cannot achieve pushes numerous network video applications to high Qinghua, unitizes.

Server technology (Server Technology)

It is different from traditional server, its Streaming Media depending on the server technology in networking and unified video platform Transmission be built upon it is connection-oriented on the basis of, data-handling capacity is unrelated with flow, communication time, single network layer energy Enough transmitted comprising signaling and data.For voice and video business, handled depending on networking and unified video platform Streaming Media Complexity many simpler than data processing, efficiency substantially increase hundred times or more than traditional server.

Reservoir technology (Storage Technology)

The ultrahigh speed reservoir technology of unified video platform in order to adapt to the media content of vast capacity and super-flow and Using state-of-the-art real time operating system, the programme information in server instruction is mapped to specific hard drive space, media Content is no longer pass through server, and moment is directly delivered to user terminal, and user waits typical time less than 0.2 second.It optimizes Sector distribution greatly reduces the mechanical movement of hard disc magnetic head tracking, and resource consumption only accounts for the 20% of the internet ad eundem IP, but The concurrent flow greater than 3 times of traditional disk array is generated, overall efficiency promotes 10 times or more.

Network security technology (Network Security Technology)

Depending on the structural design networked by servicing independent licence system, equipment and the modes such as user data is completely isolated every time The network security problem that puzzlement internet has thoroughly been eradicated from structure, does not need antivirus applet, firewall generally, has prevented black The attack of visitor and virus, structural carefree secure network is provided for user.

It services innovative technology (Service Innovation Technology)

Business and transmission are fused together by unified video platform, whether single user, private user or a net The sum total of network is all only primary automatic connection.User terminal, set-top box or PC are attached directly to unified video platform, obtain rich The multimedia video service of rich colorful various forms.Unified video platform is traditional to substitute with table schema using " menu type " Complicated applications programming, considerably less code, which can be used, can be realized complicated application, realize the new business innovation of " endless ".

Networking depending on networking is as described below:

It is a kind of central controlled network structure depending on networking, which can be Tree Network, Star network, ring network etc. class Type, but centralized control node is needed to control whole network in network on this basis.

As shown in Figure 1, being divided into access net and Metropolitan Area Network (MAN) two parts depending on networking.

The equipment of access mesh portions can be mainly divided into 3 classes: node server, access switch, terminal (including various machines Top box, encoding board, memory etc.).Node server is connected with access switch, and access switch can be with multiple terminal phases Even, and it can connect Ethernet.

Wherein, node server is the node that centralized control functions are played in access net, can control access switch and terminal. Node server can directly be connected with access switch, can also directly be connected with terminal.

Similar, the equipment of metropolitan area mesh portions can also be divided into 3 classes: metropolitan area server, node switch, node serve Device.Metropolitan area server is connected with node switch, and node switch can be connected with multiple node servers.

Wherein, node server is the node server for accessing mesh portions, i.e. node server had both belonged to access wet end Point, and belong to metropolitan area mesh portions.

Metropolitan area server is the node that centralized control functions are played in Metropolitan Area Network (MAN), can control node switch and node serve Device.Metropolitan area server can be directly connected to node switch, can also be directly connected to node server.

It can be seen that be entirely a kind of central controlled network structure of layering depending on networking network, and node server and metropolitan area The network controlled under server can be the various structures such as tree-shaped, star-like, cyclic annular.

Visually claim, access mesh portions can form unified video platform (part in virtual coil), and multiple unified videos are flat Platform can form view networking；Each unified video platform can be interconnected by metropolitan area and wide area depending on networking.

Classify depending on networked devices

1.1 embodiment of the present invention can be mainly divided into 3 classes: server depending on the equipment in networking, interchanger (including ether Net gateway), terminal (including various set-top boxes, encoding board, memory etc.).Depending on networking can be divided on the whole Metropolitan Area Network (MAN) (or National net, World Wide Web etc.) and access net.

1.2 equipment for wherein accessing mesh portions can be mainly divided into 3 classes: node server, access switch (including ether Net gateway), terminal (including various set-top boxes, encoding board, memory etc.).

The specific hardware structure of each access network equipment are as follows:

Node server:

As shown in Fig. 2, mainly including Network Interface Module 201, switching engine module 202, CPU module 203, disk array Module 204；

Wherein, Network Interface Module 201, the Bao Jun that CPU module 203, disk array module 204 are come in enter switching engine Module 202；Switching engine module 202 look into the operation of address table 205 to the packet come in, to obtain the navigation information of packet； And the packet is stored according to the navigation information of packet the queue of corresponding pack buffer 206；If the queue of pack buffer 206 is close It is full, then it abandons；All pack buffer queues of 202 poll of switching engine mould, are forwarded: 1) port if meeting the following conditions It is less than to send caching；2) the queue package counting facility is greater than zero.Disk array module 204 mainly realizes the control to hard disk, including The operation such as initialization, read-write to hard disk；CPU module 203 is mainly responsible between access switch, terminal (not shown) Protocol processes, to address table 205 (including descending protocol packet address table, uplink protocol package address table, data packet addressed table) Configuration, and, the configuration to disk array module 204.

Access switch:

As shown in figure 3, mainly including Network Interface Module (downstream network interface module 301, uplink network interface module 302), switching engine module 303 and CPU module 304；

Wherein, the packet (upstream data) that downstream network interface module 301 is come in enters packet detection module 305；Packet detection mould Whether mesh way address (DA), source address (SA), type of data packet and the packet length of the detection packet of block 305 meet the requirements, if met, It then distributes corresponding flow identifier (stream-id), and enters switching engine module 303, otherwise abandon；Uplink network interface mould The packet (downlink data) that block 302 is come in enters switching engine module 303；The data packet that CPU module 204 is come in enters switching engine Module 303；Switching engine module 303 look into the operation of address table 306 to the packet come in, to obtain the navigation information of packet； If the packet into switching engine module 303 is that downstream network interface is gone toward uplink network interface, in conjunction with flow identifier (stream-id) packet is stored in the queue of corresponding pack buffer 307；If the queue of the pack buffer 307 is close full, It abandons；If the packet into switching engine module 303 is not that downstream network interface is gone toward uplink network interface, according to packet Navigation information is stored in the data packet queue of corresponding pack buffer 307；If the queue of the pack buffer 307 is close full, Then abandon.

All pack buffer queues of 303 poll of switching engine module, are divided to two kinds of situations in embodiments of the present invention:

If the queue is that downstream network interface is gone toward uplink network interface, meets the following conditions and be forwarded: 1) It is less than that the port sends caching；2) the queue package counting facility is greater than zero；3) token that rate control module generates is obtained；

If the queue is not that downstream network interface is gone toward uplink network interface, meets the following conditions and is forwarded: 1) it is less than to send caching for the port；2) the queue package counting facility is greater than zero.

Rate control module 208 is configured by CPU module 204, to all downlink networks in programmable interval Interface generates token toward the pack buffer queue that uplink network interface is gone, to control the code rate of forwarded upstream.

CPU module 304 is mainly responsible for the protocol processes between node server, the configuration to address table 306, and, Configuration to rate control module 308.

Ethernet association turns gateway:

As shown in figure 4, mainly including Network Interface Module (downstream network interface module 401, uplink network interface module 402), switching engine module 403, CPU module 404, packet detection module 405, rate control module 408, address table 406, Bao Huan Storage 407 and MAC adding module 409, MAC removing module 410.

Wherein, the data packet that downstream network interface module 401 is come in enters packet detection module 405；Packet detection module 405 is examined Ethernet mac DA, ethernet mac SA, Ethernet length or frame type, the view networking mesh way address of measured data packet DA, whether meet the requirements depending on networking source address SA, depending on networking data Packet type and packet length, corresponding stream is distributed if meeting Identifier (stream-id)；Then, MAC DA, MAC SA, length or frame type are subtracted by MAC removing module 410 (2byte), and enter corresponding receive and cache, otherwise abandon；

Downstream network interface module 401 detects the transmission caching of the port, according to the view of packet networking mesh if there is Bao Ze Address D A knows the ethernet mac DA of corresponding terminal, adds the ethernet mac DA of terminal, Ethernet assists the MAC for turning gateway SA, Ethernet length or frame type, and send.

The function that Ethernet association turns other modules in gateway is similar with access switch.

Terminal:

It mainly include Network Interface Module, Service Processing Module and CPU module；For example, set-top box mainly connects including network Mouth mold block, video/audio encoding and decoding engine modules, CPU module；Encoding board mainly includes Network Interface Module, video encoding engine Module, CPU module；Memory mainly includes Network Interface Module, CPU module and disk array module.

The equipment of 1.3 metropolitan area mesh portions can be mainly divided into 2 classes: node server, node switch, metropolitan area server. Wherein, node switch mainly includes Network Interface Module, switching engine module and CPU module；Metropolitan area server mainly includes Network Interface Module, switching engine module and CPU module are constituted.

2, networking data package definition is regarded

2.1 access network data package definitions

Access net data packet mainly include following sections: destination address (DA), source address (SA), reserve bytes, payload(PDU)、CRC。

As shown in the table, the data packet for accessing net mainly includes following sections:

DA

SA

Reserved

Payload

CRC

Wherein:

Destination address (DA) is made of 8 bytes (byte), and first character section indicates type (such as the various associations of data packet Discuss packet, multicast packet, unicast packet etc.), be up to 256 kinds of possibility, the second byte to the 6th byte is metropolitan area net address, Seven, the 8th bytes are access net address；

Source address (SA) is also to be made of 8 bytes (byte), is defined identical as destination address (DA)；

Reserve bytes are made of 2 bytes；

The part payload has different length according to the type of different datagrams, is if it is various protocol packages 64 bytes are 32+1024=1056 bytes if it is single group unicast packets words, are not restricted to above 2 kinds certainly；

CRC is made of 4 bytes, and calculation method follows the Ethernet CRC algorithm of standard.

2.2 Metropolitan Area Network (MAN) packet definitions

The topology of Metropolitan Area Network (MAN) is pattern, may there is 2 kinds, connection even of more than two kinds, i.e. node switching between two equipment It can all can exceed that 2 kinds between machine and node server, node switch and node switch, node switch and node server Connection.But the metropolitan area net address of metropolitan area network equipment is uniquely, to close to accurately describe the connection between metropolitan area network equipment System, introduces parameter in embodiments of the present invention: label, uniquely to describe a metropolitan area network equipment.

(Multi-Protocol Label Switch, multiprotocol label are handed over by the definition of label and MPLS in this specification Change) label definition it is similar, it is assumed that between equipment A and equipment B there are two connection, then data packet from equipment A to equipment B just There are 2 labels, data packet also there are 2 labels from equipment B to equipment A.Label is divided into label, outgoing label, it is assumed that data packet enters The label (entering label) of equipment A is 0x0000, and the label (outgoing label) when this data packet leaves equipment A may reform into 0x0001.The networking process of Metropolitan Area Network (MAN) is to enter network process under centralized control, also means that address distribution, the label of Metropolitan Area Network (MAN) Distribution be all to be dominated by metropolitan area server, node switch, node server be all passively execute, this point with The label distribution of MPLS is different, and the distribution of the label of MPLS is the result that interchanger, server are negotiated mutually.

As shown in the table, the data packet of Metropolitan Area Network (MAN) mainly includes following sections:

DA

SA

Reserved

Label

Payload

CRC

That is destination address (DA), source address (SA), reserve bytes (Reserved), label, payload (PDU), CRC.Its In, the format of label, which can refer to, such as gives a definition: label is 32bit, wherein high 16bit retains, only with low 16bit, its position Set is between the reserve bytes and payload of data packet.

Based on the above-mentioned characteristic of view networking, one of the core concepts of the embodiments of the present invention is proposed, it then follows regard the association of networking View, in this application, caller regard networked terminals and called view networked terminals and are located at during different views network, as user it is required that When caller regards unlatching view networking meeting between networked terminals and called view networked terminals, if not straight on caller view networked terminals Connect the communication connection based on view networking protocol that control caller view networked terminals are established between called view networked terminals, and can be with By internet terminal, networked terminals are regarded in remotely control caller via view networking conference management server and view networked server The communication connection based on view networking protocol between called view networked terminals is established, in this way, when user distance caller view connection Network termination farther out when, the communication connection based on view networking protocol established between called view networked terminals also may be implemented, into And to open view networking meeting between caller view networked terminals and called view networked terminals.

Referring to Fig. 5, the structural frames that system embodiment is established in a kind of communication connection based on depending on networking of the invention are shown Figure, the system include: internet terminal 01, view networking conference management server 02, regard networked server 03, the networking of caller view eventually End 04, called view networked terminals 05 and view networking bridge service device 06, caller regard networked terminals 04 and called view networked terminals 06 is located in different view networkings；Internet terminal 01 and depending on networking conference management server 02 between have based on interconnection The communication connection of fidonetFido is based on view networking protocol depending on networking conference management server 02 and depending on having between networked server 03 Communication connection, depending on networked server 03 and caller depending on having the communication connection based on view networking protocol between networked terminals 04； Caller is called depending on networked terminals 04 and depending on having the first communication connection based on view networking protocol between networking bridge service device 05 Depending on networked terminals 06 and depending on having the second communication connection based on view networking protocol between networking bridge service device 05.

However, the first communication connection is not associated together with the second communication connection, therefore, caller regards networked terminals and quilt It cries depending on not having the communication connection based on view networking protocol between networked terminals, so that caller view networked terminals and called view View networked video meeting is fail to open between networked terminals.

In order to enable caller is depending on networked terminals and is called depending on that can open view networked video meeting between networked terminals, need Establish the communication connection based on view networking protocol between caller view networked terminals and called view networked terminals, wherein Ke Yitong It crosses the first communication connection of association and the second communication link fetches realization and establishes between caller view networked terminals and called view networked terminals Based on view networking protocol communication connection.

Therefore, referring to Fig. 6, a kind of step of communication connection method for building up embodiment based on view networking of the invention is shown Rapid flow chart, this method can be applied in system shown in fig. 5, and this method can specifically include following steps:

In step s101, internet terminal obtains the terminal iidentification of caller view networked terminals and is called view networked terminals Request is established in terminal iidentification, the first communication connection for generating internet protocol-based, and the first communication connection establishes request and carries master It is the terminal iidentification of view networked terminals and the terminal iidentification of called view networked terminals, the first communication connection establishes request for requesting It establishes caller and regards networked terminals and the called communication connection based on view networking protocol regarded between networked terminals, to view networking meeting Management server sends the first communication connection and establishes request；

Under normal conditions, user needs to input the terminal iidentification of caller view networked terminals in internet terminal and is called view Therefore the terminal iidentification of networked terminals, continuously inputs in internet terminal however, terminal iidentification frequently includes multiple characters Caller depending on the terminal iidentification of networked terminals and the called terminal iidentification depending on networked terminals will lead to user's operation cumbersome, Jin Erhui Reduce user experience.

Therefore, in order to simplify user's operation and then improve user experience, in applying for another embodiment, internet terminal is aobvious Show the terminal iidentification for the multiple view networked terminals being located in multiple view networkings；User can be in the terminal mark of multiple view networked terminals The terminal iidentification of caller view networked terminals and the terminal iidentification of called view networked terminals are specified in knowledge, internet terminal is received more The terminal iidentification of the specified caller view networked terminals of the terminal iidentification of a view networked terminals and the terminal mark of called view networked terminals Know.

For example, internet terminal receives first terminal iidentification specified in the terminal iidentification of multiple view networked terminals, and As the terminal iidentification of caller view networked terminals, second end specified in the terminal iidentification of multiple view networked terminals is then received End mark, and the terminal iidentification as called view networked terminals.In this way, user is not necessarily to input caller view connection in internet terminal The terminal iidentification of the terminal iidentification of network termination and called view networked terminals, so as to simplify user's operation, and then improves user Experience.

Wherein, in this application, internet terminal can be regarded between networking conference management server by web services Interaction.

In step s 102, the first communication connection is received depending on networking conference management server and establish request, by the first communication Connection foundation request is converted to be established based on the second communication connection for regarding networking protocol and be requested, to view networked server transmission second Request is established in communication connection；

In step s 103, the second communication connection is received depending on networked server and establish request, establish from the second communication connection The terminal iidentification that caller view networked terminals are extracted in request is regarded to caller according to the terminal iidentification that caller regards networked terminals and is networked Terminal sends the second communication connection and establishes request；

In step S104, caller regards the second communication connection of networked terminals reception and establishes request, to view networking bridge service Request is established in the second communication connection of device forwarding；

In step s105, the second communication connection is received depending on networking bridge service device and establish request, from the second communication connection The terminal iidentification that called view networked terminals are extracted in request is established, according to the terminal iidentification of called view networked terminals to called view Networked terminals send the second communication connection and establish request；

In step s 106, it is called the second communication connection of reception of view networked terminals and establishes request, generate and be based on view networking association View first communication connection establish response, first communication connection establish response be used to indicate agreement establish caller view networked terminals with Communication connection between called view networked terminals sends communication connection to view networking bridge service device and establishes response；

In step s 107, the first communication connection is received depending on networking bridge service device establish response, one communication connection of association With the second communication connection, with realize establish between caller view networked terminals and called view networked terminals based on view networking protocol Communication connection.

Further, in order to which to using, user's notice of internet terminal is called to establish caller view connection depending on networked terminals agreement Communication connection between network termination and called view networked terminals can depending on networking bridge service device in another embodiment of the application Response is established to send the first communication connection to caller view networked terminals；Caller regards networked terminals and receives the first communication connection foundation Response sends the first communication connection to view networked server and establishes response；The first communication connection is received depending on networked server to establish Response sends the first communication connection to view networking conference management server and establishes response；It is received depending on networking conference management server Response is established in first communication connection, and the second communication connection that response is converted to internet protocol-based is established in the first communication connection Response is established, the second communication connection is sent to internet terminal and establishes response；Internet terminal receives the second communication connection and establishes Response, display second communication connection establish response, user by display second communication connection establish response can know by It cries and agrees to the communication connection established between caller view networked terminals and called view networked terminals depending on networked terminals.

However, sometimes network will appear fluctuation, caller view networked terminals may not be received depending on networking bridge service device Request is established in the second communication connection sent, and then can not just be established between caller view networked terminals and called view networked terminals Communication connection based on view networking protocol.

User can wait always, or will be considered that called disagree depending on networked terminals is established caller view networked terminals and be called Influence to establish depending on the communication connection between networked terminals between caller view networked terminals and called view networked terminals based on view The communication connection of networking protocol.

Therefore, in order to avoid above situation generation, networked terminals is regarded in caller and send second to view networking bridge service device Communication connection is established in the preset duration after request, is rung if caller does not receive the first communication connection depending on networked terminals and establishes It answers, then generates the first instruction information based on view networking protocol, the first instruction information, which is used to indicate, establishes caller view networked terminals With called depending on being had timed out based on the communication connection depending on networking protocol between networked terminals, first is sent to view networked server and is referred to Show information；The first instruction information is received depending on networked server, sends the first instruction information to view networking conference management server；Depending on Conference management server of networking receives the first instruction information, and the first instruction information is converted to the second of internet protocol-based and is referred to Show information, sends second indication information to internet terminal；Internet terminal receives second indication information, display the second instruction letter Breath.User, which establishes response by the second communication connection of display, can know that establishing caller regards networked terminals and called view networking Being had timed out based on the communication connection depending on networking protocol between terminal, can control again internet terminal by above-mentioned process come Re-request the communication connection based on view networking protocol established between caller view networked terminals and called view networked terminals.To It can be waited always to avoid user, and user is avoided to think that called disagree depending on networked terminals establishes caller view networked terminals Communication connection between called view networked terminals and, so as to avoid influencing establishing caller view networked terminals and called view connection The communication connection based on view networking protocol between network termination.

It should be noted that for simple description, therefore, it is stated as a series of action groups for embodiment of the method It closes, but those skilled in the art should understand that, embodiment of that present invention are not limited by the describe sequence of actions, because according to According to the embodiment of the present invention, some steps may be performed in other sequences or simultaneously.Secondly, those skilled in the art also should Know, the embodiments described in the specification are all preferred embodiments, and the related movement not necessarily present invention is implemented Necessary to example.

The application also show it is a kind of based on depending on network communication connection establish system, the system comprises internet end End, view networking conference management server, view networked server, caller view networked terminals, called view networked terminals and view networking Depending on bridge service device of networking, the caller regards networked terminals and called is located at different views networkings depending on networked terminals from described In；The internet terminal and described depending on having the communication connection of internet protocol-based between networking conference management server, It is described depending on networking conference management server and described depending on having the communication connection based on view networking protocol, institute between networked server It states depending on networked server and the caller depending on having the communication connection based on view networking protocol between networked terminals；The caller view Networked terminals and it is described depending on networking regard networking bridge service device between have based on view networking protocol first communicate to connect, it is described It is called depending on networked terminals and described depending on networking depending on having the second communication link based on view networking protocol between networking bridge service device It connects；

For system embodiments, since it is basically similar to the method embodiment, related so being described relatively simple Place illustrates referring to the part of embodiment of the method.

All the embodiments in this specification are described in a progressive manner, the highlights of each of the examples are with The difference of other embodiments, the same or similar parts between the embodiments can be referred to each other.

It should be understood by those skilled in the art that, the embodiment of the embodiment of the present invention can provide as method, system or calculate Machine program product.Therefore, the embodiment of the present invention can be used complete hardware embodiment, complete software embodiment or combine software and The form of the embodiment of hardware aspect.Moreover, the embodiment of the present invention can be used one or more wherein include computer can With in the computer-usable storage medium (including but not limited to magnetic disk storage, CD-ROM, optical memory etc.) of program code The form of the computer program product of implementation.

The embodiment of the present invention be referring to according to the method for the embodiment of the present invention, terminal device (system) and computer program The flowchart and/or the block diagram of product describes.It should be understood that flowchart and/or the block diagram can be realized by computer program instructions In each flow and/or block and flowchart and/or the block diagram in process and/or box combination.It can provide these Computer program instructions are set to general purpose computer, special purpose computer, Embedded Processor or other programmable data processing terminals Standby processor is to generate a machine, so that being held by the processor of computer or other programmable data processing terminal devices Capable instruction generates for realizing in one or more flows of the flowchart and/or one or more blocks of the block diagram The system of specified function.

These computer program instructions, which may also be stored in, is able to guide computer or other programmable data processing terminal devices In computer-readable memory operate in a specific manner, so that instruction stored in the computer readable memory generates packet The manufacture of instruction system is included, which realizes in one side of one or more flows of the flowchart and/or block diagram The function of being specified in frame or multiple boxes.

These computer program instructions can also be loaded into computer or other programmable data processing terminal devices, so that Series of operation steps are executed on computer or other programmable terminal equipments to generate computer implemented processing, thus The instruction executed on computer or other programmable terminal equipments is provided for realizing in one or more flows of the flowchart And/or in one or more blocks of the block diagram specify function the step of.

Although the preferred embodiment of the embodiment of the present invention has been described, once a person skilled in the art knows bases This creative concept, then additional changes and modifications can be made to these embodiments.So the following claims are intended to be interpreted as Including preferred embodiment and fall into all change and modification of range of embodiment of the invention.

Finally, it is to be noted that, herein, relational terms such as first and second and the like be used merely to by One entity or operation are distinguished with another entity or operation, without necessarily requiring or implying these entities or operation Between there are any actual relationship or orders.Moreover, the terms "include", "comprise" or its any other variant meaning Covering non-exclusive inclusion, so that process, method, article or terminal device including a series of elements not only wrap Those elements are included, but also including other elements that are not explicitly listed, or further includes for this process, method, article Or the element that terminal device is intrinsic.In the absence of more restrictions, being wanted by what sentence "including a ..." limited Element, it is not excluded that there is also other identical elements in process, method, article or the terminal device for including the element.

Above to a kind of communication connection method for building up and system based on view networking provided by the present invention, carry out in detail It introduces, used herein a specific example illustrates the principle and implementation of the invention, the explanation of above embodiments It is merely used to help understand method and its core concept of the invention；At the same time, for those skilled in the art, according to this The thought of invention, there will be changes in the specific implementation manner and application range, in conclusion the content of the present specification is not answered It is interpreted as limitation of the present invention.

Claims

1. a kind of communication connection method for building up based on view networking, which is characterized in that the method is applied to based on view networking Communication connection establish in system, the system comprises internet terminal, view networking conference management server, view networked server, Caller regards networked terminals, called view networked terminals and view networking view networking bridge service device, the caller view networked terminals with It is described called to be located in different view networkings depending on networked terminals；The internet terminal and view networking conference management clothes Have the communication connection of internet protocol-based, the view networking conference management server and the view the Internet services between business device Have between device based on view networking protocol communication connection, it is described depending on networked server and the caller depending on having between networked terminals The standby communication connection based on view networking protocol；Between the caller view networked terminals and view networking view networking bridge service device Have the first communication connection based on view networking protocol, the called view networked terminals and view networking view networking bridge service Has the second communication connection based on view networking protocol between device；

The internet terminal obtains the terminal iidentification of the caller view networked terminals and the terminal of the called view networked terminals Request is established in mark, the first communication connection for generating internet protocol-based, and first communication connection establishes request and carries institute The terminal iidentification of caller view networked terminals and the terminal iidentification of the called view networked terminals are stated, first communication connection is established Request for request to establish between the caller view networked terminals and the called view networked terminals based on regarding networking protocol Communication connection sends first communication connection to view networking conference management server and establishes request；

The view networking conference management server receives first communication connection and establishes request, and first communication connection is built Vertical request is converted to the second communication connection based on view networking protocol and establishes request, to view networked server transmission described the Request is established in two communication connections；

The view networked server receives second communication connection and establishes request, establishes in request from second communication connection The terminal iidentification for extracting caller view networked terminals regards the terminal iidentifications of networked terminals to the caller according to the caller Second communication connection, which is sent, depending on networked terminals establishes request；

Request is established in caller view networked terminals reception second communication connection, is networked to the view and is regarded networking bridge service Request is established in device forwarding second communication connection；

The view networking view networking bridge service device receives second communication connection and establishes request, from second communication connection The terminal iidentification that the called view networked terminals are extracted in request is established, according to the terminal iidentification of the called view networked terminals Second communication connection, which is sent, to the called view networked terminals establishes request；

The called view networked terminals receive second communication connection and establish request, generate the based on view networking protocol Response is established in one communication connection, and the first communication connection foundation response is used to indicate agreement and establishes the caller view networked terminals With the communication connection between the called view networked terminals, networks to the view and regard the networking bridge service device transmission communication link Connect foundation response；

The view networking view networking bridge service device receives first communication connection and establishes response, is associated with a communication connection With second communication connection, with realize establish between caller view networked terminals and the called view networked terminals based on Depending on the communication connection of networking protocol.

2. the method according to claim 1, wherein the method also includes:

The caller regards networked terminals and receives the first communication connection foundation response, to described in view networked server transmission Response is established in first communication connection；

The view networked server receives first communication connection and establishes response, to view networking conference management server hair First communication connection is sent to establish response；

The view networking conference management server receives first communication connection and establishes response, and first communication connection is built Vertical to respond the second communication connection foundation response for being converted to internet protocol-based, Xiang Suoshu internet terminal sends described second Response is established in communication connection；

The internet terminal receives second communication connection and establishes response, shows that response is established in second communication connection.

3. the method according to claim 1, wherein the method also includes:

Networked terminals, which are regarded, in the caller sends the second communication connection foundation request to view networking bridge service device It is described if the caller does not receive first communication connection depending on networked terminals and establishes response in preset duration afterwards Caller regards networked terminals and generates the first instruction information based on view networking protocol, and the first instruction information, which is used to indicate, establishes institute Caller is stated depending on networked terminals and described called depending on having timed out between networked terminals based on the communication connection depending on networking protocol, to institute It states view networked server and sends the first instruction information；

The view networked server receives the first instruction information, to view networking conference management server transmission described the One instruction information；

The view networking conference management server receives the first instruction information, and the first instruction information is converted to and is based on The second indication information of Internet protocol, Xiang Suoshu internet terminal send the second indication information；

4. the method according to claim 1, wherein the internet terminal, which obtains the caller, regards networked terminals Terminal iidentification and it is described it is called view networked terminals terminal iidentification, comprising:

The internet terminal receives the end in the specified caller view networked terminals of the terminal iidentification of the multiple view networked terminals The terminal iidentification of end mark and called view networked terminals.

5. according to the method described in claim 4, it is characterized in that, internet terminal reception is networked eventually in the multiple view The terminal iidentification of the specified caller view networked terminals of the terminal iidentification at end and the terminal iidentification of called view networked terminals, comprising:

The internet terminal receives first terminal iidentification specified in the terminal iidentification of the multiple view networked terminals, and makees Then the terminal iidentification that networked terminals are regarded for the caller receives second specified in multiple terminal iidentifications for regarding networked terminals Terminal iidentification, and the terminal iidentification as the called view networked terminals.

6. system is established in a kind of communication connection based on depending on networking, the system comprises internet terminals, view networking conference management Server, view networked server, caller view networked terminals, called view networked terminals and view networking view networking bridge service device, The caller called is located in different views networkings depending on networked terminals from described depending on networked terminals；The internet terminal with It is described depending on having the communication connection of internet protocol-based between networking conference management server, the view networking conference management takes Business device and it is described view have between networked server based on regard networking protocol communication connection, the view networked server with it is described Caller is depending on having the communication connection based on view networking protocol between networked terminals；The caller view networked terminals and the view are networked Depending on networking bridge service device between have based on view networking protocol first communication connection, the called view networked terminals with it is described Depending on networking depending on having the second communication connection based on view networking protocol between networking bridge service device；

The internet terminal is used to obtain the terminal iidentification and the called view networked terminals of caller view networked terminals Request is established in terminal iidentification, the first communication connection for generating internet protocol-based, and first communication connection is established request and taken The terminal iidentification of terminal iidentification with caller view networked terminals and the called view networked terminals, the communication connection are established Request for request to establish between the caller view networked terminals and the called view networked terminals based on regarding networking protocol Communication connection sends first communication connection to view networking conference management server and establishes request；

It is described to establish request for receiving first communication connection depending on networking conference management server, by first communication link The the second communication connection foundation request established and requested to be converted to based on view networking protocol is connect, to view networked server transmission institute It states the second communication connection and establishes request；

It is described to establish request for receiving second communication connection depending on networked server, it establishes and asks from second communication connection The terminal iidentification that caller view networked terminals are extracted in asking regards the terminal iidentifications of networked terminals to described according to the caller Caller regards networked terminals and sends the second communication connection foundation request；

The caller establishes request for receiving second communication connection depending on networked terminals, to view networking view networking bridge joint Request is established in server forwarding second communication connection；

It is described to establish request for receiving second communication connection depending on networking bridge service device depending on networking, from second communication The terminal iidentification that the called view networked terminals are extracted in request is established in connection, according to the terminal of the called view networked terminals It identifies to the called view networked terminals and sends the second communication connection foundation request；

It is described it is called depending on networked terminals for receive it is described second communication connection establish request, generate based on view networking protocol The first communication connection establish response, first communication connection, which establishes response and is used to indicate agreement, establishes caller view networking Communication connection between terminal and the called view networked terminals, networking to the view, it is described logical to regard networking bridge service device transmission Believe connection establishment response；

It is described to be also used to receive the first communication connection foundation response depending on networking bridge service device depending on networking, it is logical to be associated with described one Letter connection and second communication connection, are established between the caller view networked terminals and the called view networked terminals with realizing Based on view networking protocol communication connection.

7. system according to claim 6, which is characterized in that

It is described to be also used to ring to caller view networked terminals transmission the first communication connection foundation depending on networking bridge service device It answers；

The caller is also used to receive first communication connection depending on networked terminals and establishes response, sends out to the view networked server First communication connection is sent to establish response；

It is described to be also used to receive the first communication connection foundation response depending on networked server, to view networking conference management clothes Business device sends first communication connection and establishes response；

It is described to be also used to receive the first communication connection foundation response depending on networking conference management server, described first is communicated Response is established in the second communication connection that connection establishment response is converted to internet protocol-based, and Xiang Suoshu internet terminal sends institute It states the second communication connection and establishes response；

The internet terminal is also used to receive second communication connection and establishes response, shows that second communication connection is established Response.

8. system according to claim 6, which is characterized in that the caller is also used to regard in the caller depending on networked terminals Networked terminals are sent in the preset duration that described second communicates to connect after establishing request to described depending on networking bridge service device, such as Caller described in fruit does not receive first communication connection depending on networked terminals and establishes response, then generates the based on view networking protocol One instruction information, the first instruction information, which is used to indicate, establishes the caller view networked terminals and the called view networked terminals Between had timed out based on the communication connection depending on networking protocol, to the view networked server send it is described first instruction information；

It is described to be also used to receive the first instruction information depending on networked server, it is sent to view networking conference management server The first instruction information；

It is described to be also used to receive the first instruction information depending on networking conference management server, by the first instruction information conversion For the second indication information of internet protocol-based, Xiang Suoshu internet terminal sends the second indication information；

9. system according to claim 6, which is characterized in that the internet terminal is also used to show that being located at multiple views joins The terminal iidentification of multiple view networked terminals in net；

The internet terminal is also used to receive whole in the specified caller view networking of the terminal iidentification of the multiple view networked terminals The terminal iidentification of the terminal iidentification at end and called view networked terminals.

10. system according to claim 9, which is characterized in that the internet terminal is also used to receive the multiple Depending on first specified terminal iidentification of the terminal iidentification of networked terminals, and the terminal iidentification as caller view networked terminals, Then second terminal iidentification specified in the terminal iidentification of multiple view networked terminals is received, and eventually as the called view networking The terminal iidentification at end.